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Finding the Fourth Proportional to 25.97, 39.02 and 24.43

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Solution

The fourth proportional to 25.97, 39.02 and 24.43 is: 36.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25.97 : 39.02 = 24.43 : x
  2. Step 2: Convert to fraction form
    25.97/39.02 = 24.43/x
  3. Step 3: Cross multiply
    25.97x = 39.02 × 24.43
  4. Step 4: Simplify right side
    25.97x = 953.04
  5. Step 5: Solve for x
    x = 953.04/25.97
  6. Step 6: Final answer
    x = 36.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.